The relationship between them is the same strain.

他们之间的关系，是一脉相承的。

youdao

Tests show 20 people have died of the swine flu, and 48 other deaths were probably due to the same strain.

检测结果显示有20人已经死于猪流感，而且另外48例的死因可能也是由于同样的原因。

youdao

Only in patients with infectious stones, the cotton swab culture showed positive and with the same strain.

结石处棉拭子细菌培养阳性仅见于感染石患者，且菌种与结石菌种相同。

youdao

State and federal officials said both men were affected by the same strain of the bacteria.

CNN: Sources: Anthrax possibly linked to lab

Four people including a three-year-old girl, had the same strain of E.coli, after buying food from the premises.

BBC: E.coli probe shop set to reopen

Tests are ongoing to see if all four patients have the same strain and whether there is a link with the fish bar.

BBC: Chip shop showed 'poor hygiene'